Home / 28,651,576-42,950,347.26-14,261,039.50

Finding the Fourth Proportional to 28,651,576, 42,950,347.26 and 14,261,039.50

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Solution

The fourth proportional to 28,651,576, 42,950,347.26 and 14,261,039.50 is: 21,378,111.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,651,576 : 42,950,347.26 = 14,261,039.50 : x
  2. Step 2: Convert to fraction form
    28,651,576/42,950,347.26 = 14,261,039.50/x
  3. Step 3: Cross multiply
    28,651,576x = 42,950,347.26 × 14,261,039.50
  4. Step 4: Simplify right side
    28,651,576x = 612,516,598,813,576.75
  5. Step 5: Solve for x
    x = 612,516,598,813,576.75/28,651,576
  6. Step 6: Final answer
    x = 21,378,111.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.